inv-trig

Related Questions

• ${{\sin }^{-1}}x+{{\cos }^{-1}}x$ is equal to

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• ${{\cot }^{-1}}\frac{xy+1}{x-y}+{{\cot }^{-1}}\frac{yz+1}{y-z}+{{\cot }^{-1}}\frac{zx+1}{z-x}=$

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• If $\frac{\pi }{2}\le x\le \frac{3\pi }{2},$then${{\sin }^{-1}}(\sin x)$is equal to

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• $4{{\tan }^{-1}}\frac{1}{5}-{{\tan }^{-1}}\frac{1}{70}+{{\tan }^{-1}}\frac{1}{99}=$

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• ${{\cos }^{-1}}\left( \frac{15}{17} \right)+2{{\tan }^{-1}}\left( \frac{1}{5} \right)=$

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